APA (7th ed.) Citation

Richards, I. A., & Gibson, C. (1945). Learning basic English: A practical handbook for English-speaking people. Norton.

Chicago Style (17th ed.) Citation

Richards, Ivor Armstrong, and Christine Gibson. Learning Basic English: A Practical Handbook for English-speaking People. New York: Norton, 1945.

MLA (9th ed.) Citation

Richards, Ivor Armstrong, and Christine Gibson. Learning Basic English: A Practical Handbook for English-speaking People. Norton, 1945.